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Ahead of AI

Sebastian Raschka, PhD
Thousands of paid subscribers

Ahead of AI focuses on machine learning and AI research and is read by more than 200,000 researchers and practitioners who want to stay ahead in a rapidly evolving field.

Platform
Substack
PricingFreemiumPublishesWeekly
Issues78Founded4 years agoLast Issue9 days ago
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Latest Issues

Building Reasoning Models from the Ground Up: A Full Video Course

I have written a lot about reasoning models here over the last two years on Ahead of AI, including a recent article on mechanisms to control reasoning effort levels in contemporary LLMs. Reasoning models are still as relevant as ever. In fa...

9 days ago
365
14

Language Models for Text Classification: From Bag-of-Words to Jev

The recently released Jev AI model has been quite a cultural phenomenon in technical communities in the past 2 weeks.

While Jev aims to classify things, it’s easy to dismiss Jev as “just a classifier,” and my own view of Jev has evolved qu...

a month ago
640
65

GPT-6 Astra, Looped Transformers, and Hidden Reasoning

A lot has happened in the last few weeks. I am sure that OpenAI’s GPT-6 Astra is top of mind for everyone right now. In particular, thoughts on its performance, the looped transformer/recurrent depth aspects, and rumors that Astra is “hidin...

2 months ago
466
74

How Claude Watermarks AI-Generated Text

I recently posted a Substack note about Claude’s new watermarking process and implementation. Since it’s such a popular topic and sparked such a lively discussion, I thought it might be interesting to go into a bit more detail when explaini...

2 months ago
170
26

Building an AI Text Detector From Scratch

An End-to-End Project With Dataset Construction, Model Training, Local Deployment, and RLVR

Substack recently launched its AI detector feature in the UI, which is super interesting.

3 months ago
56
6
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  • Sebastian Raschka, PhD

    I'm an LLM research engineer 10+ years of experience in artificial intelligence. My expertise lies in AI & LLM research focusing on code-driven implementations. I am also the author of "Build a Large Language Model From Scratch" (amzn.to/4fqvn0D).

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